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<div class="titlepage"><div><div><h3 class="title">
<a name="boost_asio.reference.ssl__rfc2818_verification"></a><a class="link" href="ssl__rfc2818_verification.html" title="ssl::rfc2818_verification">ssl::rfc2818_verification</a>
</h3></div></div></div>
<p>
        <a class="indexterm" name="boost_asio.indexterm.ssl__rfc2818_verification"></a>
      </p>
<p>
        (Deprecated. Use <a class="link" href="ssl__host_name_verification.html" title="ssl::host_name_verification"><code class="computeroutput">ssl::host_name_verification</code></a>.)
        Verifies a certificate against a hostname according to the rules described
        in RFC 2818.
      </p>
<pre class="programlisting">class rfc2818_verification
</pre>
<h5>
<a name="boost_asio.reference.ssl__rfc2818_verification.h0"></a>
        <span class="phrase"><a name="boost_asio.reference.ssl__rfc2818_verification.types"></a></span><a class="link" href="ssl__rfc2818_verification.html#boost_asio.reference.ssl__rfc2818_verification.types">Types</a>
      </h5>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
                <p>
                  Name
                </p>
              </th>
<th>
                <p>
                  Description
                </p>
              </th>
</tr></thead>
<tbody><tr>
<td>
                <p>
                  <a class="link" href="ssl__rfc2818_verification/result_type.html" title="ssl::rfc2818_verification::result_type"><span class="bold"><strong>result_type</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  The type of the function object's result.
                </p>
              </td>
</tr></tbody>
</table></div>
<h5>
<a name="boost_asio.reference.ssl__rfc2818_verification.h1"></a>
        <span class="phrase"><a name="boost_asio.reference.ssl__rfc2818_verification.member_functions"></a></span><a class="link" href="ssl__rfc2818_verification.html#boost_asio.reference.ssl__rfc2818_verification.member_functions">Member
        Functions</a>
      </h5>
<div class="informaltable"><table class="table">
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<col>
<col>
</colgroup>
<thead><tr>
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                <p>
                  Name
                </p>
              </th>
<th>
                <p>
                  Description
                </p>
              </th>
</tr></thead>
<tbody>
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<td>
                <p>
                  <a class="link" href="ssl__rfc2818_verification/operator_lp__rp_.html" title="ssl::rfc2818_verification::operator()"><span class="bold"><strong>operator()</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Perform certificate verification.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="ssl__rfc2818_verification/rfc2818_verification.html" title="ssl::rfc2818_verification::rfc2818_verification"><span class="bold"><strong>rfc2818_verification</strong></span></a> <span class="silver">[constructor]</span>
                </p>
              </td>
<td>
                <p>
                  Constructor.
                </p>
              </td>
</tr>
</tbody>
</table></div>
<h5>
<a name="boost_asio.reference.ssl__rfc2818_verification.h2"></a>
        <span class="phrase"><a name="boost_asio.reference.ssl__rfc2818_verification.example"></a></span><a class="link" href="ssl__rfc2818_verification.html#boost_asio.reference.ssl__rfc2818_verification.example">Example</a>
      </h5>
<p>
        The following example shows how to synchronously open a secure connection
        to a given host name:
      </p>
<pre class="programlisting">using boost::asio::ip::tcp;
namespace ssl = boost::asio::ssl;
typedef ssl::stream&lt;tcp::socket&gt; ssl_socket;

// Create a context that uses the default paths for finding CA certificates.
ssl::context ctx(ssl::context::sslv23);
ctx.set_default_verify_paths();

// Open a socket and connect it to the remote host.
boost::asio::io_context io_context;
ssl_socket sock(io_context, ctx);
tcp::resolver resolver(io_context);
tcp::resolver::query query("host.name", "https");
boost::asio::connect(sock.lowest_layer(), resolver.resolve(query));
sock.lowest_layer().set_option(tcp::no_delay(true));

// Perform SSL handshake and verify the remote host's certificate.
sock.set_verify_mode(ssl::verify_peer);
sock.set_verify_callback(ssl::rfc2818_verification("host.name"));
sock.handshake(ssl_socket::client);

// ... read and write as normal ...
</pre>
<h5>
<a name="boost_asio.reference.ssl__rfc2818_verification.h3"></a>
        <span class="phrase"><a name="boost_asio.reference.ssl__rfc2818_verification.requirements"></a></span><a class="link" href="ssl__rfc2818_verification.html#boost_asio.reference.ssl__rfc2818_verification.requirements">Requirements</a>
      </h5>
<p>
        <span class="emphasis"><em>Header: </em></span><code class="literal">boost/asio/ssl/rfc2818_verification.hpp</code>
      </p>
<p>
        <span class="emphasis"><em>Convenience header: </em></span><code class="literal">boost/asio/ssl.hpp</code>
      </p>
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<td align="right"><div class="copyright-footer">Copyright © 2003-2021 Christopher
      M. Kohlhoff<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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